278187417

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{24281}}^1$

素因数の和:24373

約数の個数: 24

約数和(自身を含む): 429305760

約数和(自身を除く): 151118343

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 3819, 11457, 24281, 72843, 218529, 461339, 1384017, 1626827, 4152051, 4880481, 14641443, 30909713, 92729139, 278187417]

約数ペア:

[(1, 278187417), (3, 92729139), (9, 30909713), (19, 14641443), (57, 4880481), (67, 4152051), (171, 1626827), (201, 1384017), (603, 461339), (1273, 218529), (3819, 72843), (11457, 24281)]